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.dd <br /> JAN 1 8 2018 <br /> Soil Ballast Geometry ENV1RONM7f,4T,nj_ H'A0 H <br /> Based on full scale floatoarttests inpeagr•crvel by OOwensCorning (_'�'ory C'atrtairr,nrert a�Soludorls)5 'T <br /> the rnavinturn wedge arable is 23 degrees. A conservative value of'15 degrees will be used, hart a;q <br /> ' value between 0 and 23 degrees tnay be,selected. M?dge angles of';.ero will be used for rn rdti taaak <br /> installations with tanks side by side or-end to end. <br /> Various soil wedge angles are used depending on the method of anchoring. <br /> or tanks without anchoring, the soil wedge at the ends of the tank and along the sides of the tank are <br /> onsidered. If multiple tanks are considered installed side by side, the side wedge will be truncated <br /> t a point half way between the tanks. <br /> Soil wedge at tank ends w/o anchor Soil wedge on tank sides w/o anchor <br /> system (max 23 deg) system, (max 23 deg) <br /> P,,vedge_-nd_tank= t'd='= Set end wedge angle ('wedge tank=0,d" Set side wedge angle <br /> 1°. ed�e_end tank )to 0 if — �w�ed<�e t�uiL I to 0 if the <br /> ' the tank will be installed tank will be installed <br /> end to end with another beside another tank <br /> tank <br /> or tanks with anchoring, the soil wedges acting on the tank and on the anchors can be independently <br /> et. The most conservative case is to use a soil wedge angle of 0 on the sides of the tank. In this case, <br /> my the soil directly over the tank and the soil wedge at the ends of the tank will be considered to be <br /> cting directly on the tank. The anchors will then utilize the column of soil directly over the anchor <br /> nd the soil wedge on the sides of the anchor. <br /> owever, if a wedge angle is set for the tank sides, the soil in the wedge will be considered to be <br /> acting on the tank and not on the anchor. <br /> I n both cases, it multiple tanks are considered installed side by side, the wedges will be truncated at a <br /> Dint half way between the tanks. <br /> Soil Wedge at tank ends with Anchor System Soil Wedge at tank sides with Anchor System <br /> Set end wedge angle Set side wedge angle <br /> tp <br /> (;deg= =Ude_ <br /> ¢Nvedge_end_tank „,� ((i)N�edge end yank wa. wedge_tank_wa— (<P edge :ank wa)to 0 if <br /> to 0 if the tank will be the tank will be <br /> installed end to end installed beside <br /> with another tank another tank <br /> Soil wedge at dead man ends(max 23 deg) Soil wedge at dead man on tank sides <br /> (max 23 deg) <br /> ' Uwedae_end_drn '5de;; Set end wedge angle (pt��ed�e"dm 0-de- Set side wedge angle <br /> to 0 if the wed,-e_ )to 0 if the <br /> tank will be installed end tank will be installed <br /> Ito end with another tank beside another tank <br /> City Gas and Food-Lathrop CA-dwg 21366-000_DWB_8ft 6M-6M_ver 2 60_10-17-16.xmcd Page 5 of 15 <br /> Date Printed: 2/7/2017 <br />